tracing: extend sched_pi_setprio

[deliverable/linux.git] / mm / khugepaged.c

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 62339bf3c726de50c9f36e0ca1a86285d958813c..728d7790dc2da27175d403f314a359cec70da5fc 100644 (file)
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -882,6 +882,11 @@ static bool __collapse_huge_page_swapin(struct mm_struct *mm,
                .pmd = pmd,
        };
 
+       /* we only decide to swapin, if there is enough young ptes */
+       if (referenced < HPAGE_PMD_NR/2) {
+               trace_mm_collapse_huge_page_swapin(mm, swapped_in, referenced, 0);
+               return false;
+       }
        fe.pte = pte_offset_map(pmd, address);
        for (; fe.address < address + HPAGE_PMD_NR*PAGE_SIZE;
                        fe.pte++, fe.address += PAGE_SIZE) {
@@ -889,11 +894,6 @@ static bool __collapse_huge_page_swapin(struct mm_struct *mm,
                if (!is_swap_pte(pteval))
                        continue;
                swapped_in++;
-               /* we only decide to swapin, if there is enough young ptes */
-               if (referenced < HPAGE_PMD_NR/2) {
-                       trace_mm_collapse_huge_page_swapin(mm, swapped_in, referenced, 0);
-                       return false;
-               }
                ret = do_swap_page(&fe, pteval);
 
                /* do_swap_page returns VM_FAULT_RETRY with released mmap_sem */